IEO ETF

$143.71

AUM$732M

TER0.37%

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IEO ETF

$143.71

iShares US Oil & Gas Exploration & Production ETF

AUM$732M

TER0.37%

Holdings50

See how much of IEO you already own

Just $25 once·$99/mo·Download sample

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Overview Performance Chart Dividends Top Holdings All Holdings Sectors Geography Similar Compare Overlap

IEO holds 71.4% of its assets in its 10 largest positions as of Sep 11, 2026. IEO is iShares US Oil & Gas Exploration & Production ETF.

Showing the top 10 of 50 holdings · as of Sep 11, 2026

Top 10 weight

71.40%

IEO top 10 holdings, by weight
#	Ticker	Name	Weight	Cumulative	Shares	Mkt value	Share chg	Sector	Industry
1	COP	ConocophillipsEnergy · Oil & Gas	17.69%	17.7%	976,787	$134.16M	+155.2K	Energy	Oil & Gas
2	VLO	ValeroEnergy · Oil & Gas	12.26%	30.0%	238,071	$92.95M	+37.8K	Energy	Oil & Gas
Share changes, sector and industry · Pro
3	MPC	Marathon Petroleum Corp	12.22%	42.2%	234,072	$92.68M
4	EOG	Eog Resources Inc	5.78%	48.0%	297,544	$43.85M
5	PSX	Phillips 66	5.31%	53.3%	155,140	$40.25M
6	DVN	Devon Energy Corp	4.01%	57.3%	604,976	$30.39M
7	FANG	Diamondback Energy, Inc.	3.88%	61.2%	143,443	$29.40M
8	EQT	EQT Corp.	3.82%	65.0%	535,864	$28.97M
9	EXE	Expand Energy Corp	3.31%	68.3%	264,739	$25.11M
10	TPL	Texas Pacific Land Trust	3.12%	71.4%	64,114	$23.66M
More holdings · Pro

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Themes in the top 10

Energy SecurityEnergy TransitionInflation ProtectionHydrogen EconomyInfrastructureData & AnalyticsInternet & DigitalFood InnovationAsset ManagementInvestment TechnologyGlobal BankingAging PopulationDigital HealthHealth & Wellness

IEO ETF Top Holdings

IEO holdings top 10 positions. The top 10 holdings account for 71.4% of the fund, led by Conocophillips Common Stock USD 0.01 at 17.7%, Valero Energy at 12.3%, Marathon Petroleum Corp at 12.2%.

IEO portfolio concentration is relatively high, with the top 10 representing 71.4% of total assets. The largest sector exposure is Energy at 92.7%.

IEO sectors provide a detailed breakdown. IEO overlap shows how holdings compare to other funds in your portfolio.

Compare IEO

IEO vs SPY IEO vs QQQ IEO vs VOO IEO vs VTI IEO vs IVV IEO vs SCHD IEO vs VYM IEO vs VXUS

#	Ticker	Name	Industry	Weight
1	COP	Conocophillips Common Stock USD 0.01	Energy	17.69%
2	VLO	Valero Energy	Energy	12.26%
3	MPC	Marathon Petroleum Corp	Energy	12.22%
4	EOG	Eog Resources Inc	Energy	5.78%
5	PSX	Phillips 66	Energy	5.31%
6	DVN	Devon Energy Corporation	Energy	4.01%
7	FANG	Diamondback Energy, Inc.	Energy	3.88%
8	EQT	EQT Corp.	Energy	3.82%
9	EXE	Expand Energy Corp	Energy	3.31%
10	TPL	Texas Pacific Land Trust	Real Estate	3.12%

IEO ETF

IEO ETF Top Holdings

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Holdings Distribution